Standard: DIN 7338
Available sizes: 3 to 5 (3 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 4 | 0.3 | 0.8 | 3.80 | 2.62 | 3.82 | 7.50 | 2 | 1 | 6.92 | 2.22 |
| 4 | 6 | 0.4 | 1 | 5.80 | 4.12 | 5.82 | 11.50 | 3 |
Standard corrosion protection for indoor and mild outdoor environments.
Salt spray: 96–200 hours | RoHS compliant (trivalent chromium)
High-performance coating for automotive, marine, and harsh environments.
Salt spray: 720–1500 hours | Recommended for grade 8.8+
Heavy-duty protection for structural and outdoor applications.
Salt spray: 500–1000 hours | Thread tolerance adjustment required
Note for high-strength fasteners (Grade 10.9, 12.9): Electroplating processes require hydrogen embrittlement relief baking (minimum 4 hours at 200°C within 4 hours of plating). Contact our engineering team for grade-specific plating recommendations.
Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.
| 1.2 |
| 10.80 |
| 3.72 |
| 5 | 10 | 0.6 | 1.2 | 9.75 | 7.18 | 9.78 | 18.00 | 5 | 1.4 | 17.30 | 6.78 |
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